Electric Ball Valve DN15 DN20 DN25 DN40 Manual Electric Ball Valve Actuator Three-wire Two-control Two-way Three-way Internal Thread 3-way ,Easy to Install

By the valve and actuator components, Actuators driven by a rotary valve ball 90 percent of movement. Synchronous motor driven actuator, Built-in limit contacts, enabling the valve in the fully open or fully closed off, the action and stability This Valve used for heating systems and air-conditioning fan coil systems on-off controlled After-sales service, Please contact if you have any questions.